import java.util.Scanner;
public class huangzhaoyue{
	public static void main(String args[]){
		int index=0;
		int num=0;
		String str="When you are old"+
			"Yeats"+
			"When you are old and grey and full of sleep," +
			"And nodding by the fire, take down this book,"+ 
			"And slowly read, and dream of the soft look" +
			"Your eyes had once, and of their shadows deep;"+ 
			"How many loved your moments of glad grace," +
			"And loved your beauty with love false or true," +
			"But one man loved the pilgrim Soul in you,"+ 
			"And loved the sorrows of your changing face;"+ 
			"And bending down beside the glowing bars," +
			"Murmur, a little sadly, how Love fled" +
			"And paced upon the mountains overhead"+ 
			"And hid his face amid a crowd of stars. ";
        str=str.toLowerCase();   
		while(index!=str.lastIndexOf("you")){
		index=str.indexOf( "you", index+1);
		num++ ;
		}
		System.out.print(num);	
	}
}